DRM_MODE_CONNECTOR_PANEL? [Was: drm/panel: Add and fill drm_panel type field]

Tomi Valkeinen tomi.valkeinen at ti.com
Fri Sep 27 14:28:03 UTC 2019

On 27/09/2019 15:44, Daniel Stone wrote:
> Hi Linus,
> On Fri, 27 Sep 2019 at 13:37, Linus Walleij <linus.walleij at linaro.org> wrote:
>> Also the ILI9322 can actually set up gamma correction which is
>> very nice for professional applications. I haven't seen any way for
>> DRM to do gamma correction properly or any framework for it
>> to adjust and propagate gamma to/from userspace (seems like
>> another enormous task), but I am pretty sure it will be there one
>> of these days so I put in some comments and placeholders.
> Gamma correction has been supported since approximately the dawn of
> time with a 3x8-bit LUT.

But, afaik, only in the display controller side. I don't think we have 
means to have any properties for the panels or bridges.


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